Everyday Calculators
Free everyday calculators — age, percentage, GPA, dates, and more. Quick, accurate answers for daily math, right in your browser.
Typing Speed Test
Test your typing speed in WPM (words per minute) and accuracy. 1, 2, or 5 minute tests with multiple passages.
Monthly Budget Planner
Plan your monthly budget with expense categories, a donut chart, and 50/30/20 rule comparison. Free and instant.
Salary Slip Generator
Generate a professional salary slip with custom earnings and deductions. Print or download as PDF — no signup needed.
Age Calculator
Find your exact age in years, months, and days from your date of birth, plus your next birthday countdown.
Percentage Calculator
Work out percentages every way — X% of Y, what percent X is of Y, and percentage increase or decrease.
Tip Calculator
Work out the tip and split the bill between any number of people, with custom tip percentages.
Scientific Calculator
A full scientific calculator with trig, logarithms, powers, roots, parentheses, and memory.
Date Duration Calculator
Count the days, weeks, and months between two dates, or add and subtract days from a date.
Grade Calculator
Calculate your weighted course grade from assignment scores and their weights.
Online Calculator
A simple, fast online calculator for everyday math with keyboard support and memory keys.
Average Calculator
Calculate the mean, median, mode, range, and sum of a list of numbers.
GPA Calculator
Calculate your grade point average from course grades and credit hours on a 4.0 scale.
Discount Calculator
Find the sale price and how much you save from an original price and a percentage or fixed discount.
Time Card Calculator
Add up daily clock-in and clock-out times with breaks to get weekly hours, overtime, and gross pay.
Fuel Cost Calculator
Work out the fuel cost of a trip from distance, fuel efficiency, and the price per litre or gallon.
Aspect Ratio Calculator
Solve for a missing width or height while keeping an aspect ratio like 16:9, 4:3, or a custom one.
Final Grade Calculator
Find the score you need on the final exam to reach your target course grade.
Timer & Stopwatch
A free online countdown timer with alarm and a stopwatch with lap times — runs in your browser.
Time Calculator
Add or subtract hours, minutes, and seconds — and convert between time units.